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ifraha18:
q3 june 2006..????y is dere no reaction force of table.???

astarmathsandphysics:
When i get home

ifraha18:
smbdi xplain.??plz

astarmathsandphysics:
The reacrion .isf the vertical component of F

ifraha18:
nrmli we would solv such prblem as fsin50 + r =12..but we dont tke R here.???y..????
fsin50 is vvrtical cmponent of f!!!wht about R.?the reaction ov tble.?

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